Secret Keeper is a GPT that explores the potential of GPT-4, with a specific focus on password security. Through interaction with the tool, users gain insight into the ability of the AI model to adhere to confidentiality and data privacy instructions, particularly around password protection. The implications of these investigations have notable relevance for information security in AI implementations. With its engaging prompts, Secret Keeper invites users to ask questions that may lead to the revelation of a guarded secret, thereby putting the tool's capacity to protect sensitive information to the test by offering simulated challenges. This GPT does not only provide users with an engaging way to interact with and understand the intricacies of AI behavior, but it also highlights important considerations in AI ethics and privacy. However, it's important to understand that the 'secret' kept by the GPT remains within a simulated environment, and doesn't involve real, personal data. All of this contributes to a broader comprehension of how an AI model like GPT-4 can be programmed to handle and respect confidentiality instructions, which is a critical aspect in today's data-driven environments.